Which of These Is the Function of a Poly (A)signal

question 34

Multiple Choice

Which of these is the function of a poly (A) signal sequence?

• A)It adds the poly (A)tail to the 3' end of the mRNA.
• B)It codes for a sequence in eukaryotic transcripts that signals enzymatic cleavage ~10-35 nucleotides away.
• C)It allows the 3' end of the mRNA to attach to the ribosome.
• D)It is a sequence that codes for the hydrolysis of the RNA polymerase.
• E)It adds a 7-methylguanosine cap to the 3' end of the mRNA.

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Definitions:

Parasympathetic Nervous System

The part of the autonomic nervous system responsible for conserving energy and promoting rest and digest functions, often termed as the "rest and digest" system.

Stimulates Digestion

Refers to factors or substances that enhance the process of breaking down food into absorbable nutrients within the digestive system.

Slows Heartbeat

A decrease in heart rate, which can be influenced by various factors such as relaxation techniques, medications, or physical fitness levels.

Accelerates Heartbeat

Refers to the increase in heart rate, which can occur due to various factors such as physical activity, emotional stress, or medical conditions.